Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5755434 | Dispensing hopper construction for bank note processing machine | Tsubota Khouichi, Kadomatsu Hideyuki, Hamazato Ryouji | 1998-05-26 |
| 5683081 | Game apparatus | Kawashima Kazunari | 1997-11-04 |
| 5554070 | Coin game machine island and coin treating apparatus | Kawashima Kazunari | 1996-09-10 |